Cast Iron Surface Plate, Packaging Type : blue

We are offering cast iron surface plate.description�
made according to standard jb/t7974-99,rib type or case type. Material:ht250.working surface made by hand scraping.groove v/t/u shape and holes can be made at the surface of the plate.the surface plate is a plane standard equipment used for testing and drawing of workpieces on it.it shall be adjusted to horizontal position and loaded evenly on each pivot.environmental temperature(20+/-5�) and vibration shall be avoided when using.
type(mm) precision grade(î¼m)
1 2 3 final machining
1200ã�1000 20 39 96
1500ã�1000 24 48 120
1500ã�1500 25 50 125
2000ã�1000 26 52 129
2000ã�1500 56 140
2000ã�2000 60 152 230
2500ã�1500 64 152 230
2500ã�2000 68 168 248
2500ã�2500 72 180 270
3000ã�1000 168 248
3000ã�1500 174 254
3000ã�2000 184 275
3000ã�2500 186 276
3000ã�3000 210 300
4000ã�1000 210 300
4000ã�1500 210 300
4000ã�2000 219 310
4000ã�2500 228 340
4000ã�3000 240 360
5000ã�1500 249 370
5000ã�2000 255 375
5000ã�2500 264 390
5000ã�3000 287 420
6000ã�1500 287 420
6000ã�2000 293 430
6000ã�2500 300 450
6000ã�3000 308 460
8000ã�1500 366 500
8000ã�2000 370 520
8000ã�2500 375 530
8000ã�3000 382 570